Player velocity bug

extends '../Movement.gd'

export(float) var BASE_MAX_HORIZONTAL_SPEED = 400.0

export(float) var AIR_ACCELERATION = 1000.0
export(float) var AIR_DECCELERATION = 2000.0
export(float) var AIR_STEERING_POWER = 50.0

export(float) var GRAVITY = 1600.0

var enter_velocity = 0.0

var max_horizontal_speed = 0.0
var horizontal_speed = 0.0
var horizontal_velocity = 0.0


func initialize(speed, velocity):
	horizontal_speed = speed
	max_horizontal_speed = speed if speed > 0.0 else BASE_MAX_HORIZONTAL_SPEED
	enter_velocity = velocity


func enter():
	var input_direction = get_input_direction()
	#get_input_direction get's the input direction normal.
	#For exmple, if A and D are pressed, it returns 0. If D is pressed, 1, and vice-versa

	if owner.is_on_floor():
		emit_signal("finished", "previous")

func update(delta):
	var input_direction = get_input_direction()
	update_look_direction(input_direction)

	fall(delta, input_direction)
	print(owner.is_on_floor())
	if owner.is_on_floor():
		emit_signal("finished", "previous")

### VVV THIS FUNCTION MOST LIKELY PRODUCES THE BUG VVV

func fall(delta, direction):
	if Input.is_action_pressed("snapshot"):
		return
	if direction:
		horizontal_speed += AIR_ACCELERATION * delta
	else:
		horizontal_speed -= AIR_DECCELERATION * delta
	horizontal_speed = clamp(horizontal_speed, 0, max_horizontal_speed)

	var target_velocity = horizontal_speed * direction
	var steering_velocity = (target_velocity - horizontal_velocity) * AIR_STEERING_POWER
	horizontal_velocity += steering_velocity

	owner.move_and_slide(Vector2(horizontal_velocity, 0))
	#I'm hoping to incorporate vertical velocity or gravity in this Vector2 at some point